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  1. rrozz

    What are typical reasons for error msg: "This function cannot be used here" while solving

    What are typical reasons for error msg: "This function cannot be used here" while solving DE in M15? I've some problems solving by Rkadapt or sbval as well as others DE solvers for system of DE.
  2. rrozz

    [Solve Block] Rayleigh Distillation

    Hi, Sometimes I can't find my mistake in the block. Could you please help me? http://files.engineering.com/getfile.aspx?folder=b8856204-714c-43e9-b699-4ab7c7a7181c&file=Bez tytułu.jpg Enclosed mathcad 15 document. Why it doesn't respond with the proper values? Why does it always respond with...
  3. rrozz

    [Programming] Condition problem

    Hi again, The enclosed program selects the most appropriate pipe stub from a standard. Although the program works, it returns bad results. For specified dimensions of pipe, it doesnt find the anticipated result and iterates till it runs out of arguments. The condition...
  4. rrozz

    [Programming] This values can not be compared

    I've got a program that defines d.nom`[i if W.p`[i < 0,02 and if u.w2`[i > 2m/s. The values W.p` cannot be compared with 0,02... that is what mathcad responds with. I checked that the problem could be with the array of W.p`, cos it contains the complex numbers. Does anyone know how to create...
  5. rrozz

    [Programming] Array indexes in function

    Hi there, I'm new here and what really suprised me was the fact that registration on this forum was very easy and quick, thanks to admins for that! I've been working on some heat transfer correlations for Nusselt criterial number in convection, and what apppeared... that some corelations...

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